Home / 14,481,807.48-21,731,681.16-8,419,392.18

Finding the Fourth Proportional to 14,481,807.48, 21,731,681.16 and 8,419,392.18

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Solution

The fourth proportional to 14,481,807.48, 21,731,681.16 and 8,419,392.18 is: 12,634,303.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,481,807.48 : 21,731,681.16 = 8,419,392.18 : x
  2. Step 2: Convert to fraction form
    14,481,807.48/21,731,681.16 = 8,419,392.18/x
  3. Step 3: Cross multiply
    14,481,807.48x = 21,731,681.16 × 8,419,392.18
  4. Step 4: Simplify right side
    14,481,807.48x = 182,967,546,416,757.31
  5. Step 5: Solve for x
    x = 182,967,546,416,757.31/14,481,807.48
  6. Step 6: Final answer
    x = 12,634,303.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.